Re: [RFC] [PATCH] kmem_alloc (generic wrapper for kmalloc and vmalloc)
From: Jens Axboe
Date: Wed Nov 10 2004 - 02:56:47 EST
On Wed, Nov 10 2004, Robert Love wrote:
> On Wed, 2004-11-10 at 06:19 +0100, Carl-Daniel Hailfinger wrote:
> > Hi,
> > it seems there is a bunch of drivers which want to allocate memory as
> > efficiently as possible in a wide range of allocation sizes. XFS and
> > NTFS seem to be examples. Implement a generic wrapper to reduce code
> > duplication.
> > Functions have the my_ prefixes to avoid name clash with XFS.
> No, no, no. A good patch would be fixing places where you see this.
> Code needs to conscientiously decide to use vmalloc over kmalloc. The
> behavior is different and the choice needs to be explicit.
Plus, you cannot use vfree() from interrupt context. This patch is a bad
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